Introductory note -- PART ONE: THE LACK OF A CHRISTIAN MIND -- 1. The surrender to secularism -- 2. Thinking Christianly and thinking secularly -- PART TWO: THE MARKS OF THE CHRISTIAN MIND -- 1. Its supernatural orientation -- 2. Its awareness of evil -- 3. Its conception of truth -- 4. Its acceptance of authority -- 5. Its concern for the person -- 6. Its sacramental cast -- Postscript